Schneider Electric Comprehensive User Manual for Energy Meters: Modbus Registers and Energy Counters

iEM3100 / iEM3200 / iEM3300 series user manualCommunications via Modbus RS-485

Reset Partial Energy Counters

Command

Action

Size

Type

Unit

Range

Description

Number

(R/W)

(Reserved)

iEM3150/iEM3250/iEM3350: Partial Active Energy and

2020

W

1

UInt16

–

–

Phase Energy registers will be reset.

iEM3155/iEM3255/iEM3355: Partial Active / Reactive

Energy, Energy by tariff and Phase Energy registers will be

reset.

Reset Input Metering Counter (iEM3155 / iEM3255 / iEM3355)

Command

Action

Size

Type

Unit

Range

Description

Number

(R/W)

2023

W

1

UInt16

–

–

(Reserved)

Modbus register list

System

Register

Action

Size

Type

Units

Description

Address

(R/W/WC

30

R

20

UTF8

–

Meter Name

50

R

20

UTF8

–

Meter Model

70

R

20

UTF8

–

Manufacturer

130

R

2

UInt32

–

Serial Number

132

R

4

DATETIME

–

Date of Manufacture

136

R

5

UTF8

–

Hardware Revision

1637

R

1

UInt16

–

Present Firmware Version (DLF format): X.Y.ZTT

Date/Time

Reg. 1845: Year (b6:b0) 0–99 (year from 2000 to 2099)

1845–1848

R/WC

1 X 4

UInt16

–

Reg. 1846: Month (b11:b8), Weekday (b7:b5), Day (b4:b0)

Reg. 1847: Hour (b12:b8), Minute (b5:b0)

Reg. 1848: Millisecond

Meter Setup and Status

Register

Action

Size

Type

Units

Description

Address

(R/W/WC)

2004

R

2

UInt32

Second

Meter Operation Timer

Not applicable for iEM3150 / iEM3250 / iEM3350

2014

R

1

UInt16

–

Number of Phases

2015

R

1

UInt16

–

Number of Wires

Power System

0 = 1PH2W L–N

1 = 1PH2W L–L

2016

R/WC

1

UInt16

–

2 = 1PH3W L–L with N

3 = 3PH3W

11 = 3PH4W

13 = 1PH4W multi L with N

2017

R/WC

1

UInt16

Hz

Nominal Frequency

2025

R

1

UInt16

–

Number VTs

Not applicable for iEM3150 / iEM3155 / iEM3350 / iEM3355

2026

R/WC

2

Float32

V

VT Primary

Not applicable for iEM3150 / iEM3155 / iEM3350 / iEM3355

2028

R/WC

1

UInt16

V

VT Secondary

Not applicable for iEM3150 / iEM3155 / iEM3350 / iEM3355

2029

R/WC

1

UInt16

–

Number CTs

Not applicable for iEM3150 / iEM3155 / iEM3350 / iEM3355

2030

R/WC

1

UInt16

A

CT Primary

Not applicable for iEM3150 / iEM3155 / iEM3350 / iEM3355

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